Tokyo Main Library
Notice for Visitors
Information
- September 1, 2025
National Diet Library is experiencing a high volume of new user registrations and requests for upgrades from simple to official registered user - July 29, 2025
Tokyo Main Library expected to be crowded during August - June 18, 2025
National Diet Library is experiencing a high volume of new user registrations and requests for upgrades from simple to official registered user - June 9, 2025
Revised Copying Fees - May 8, 2025
National Diet Library is experiencing a high volume of new user registrations and requests for upgrades from simple to official registered user - April 17, 2025
National Diet Library expected to be crowded before and after Golden Week holidays - February 7, 2025
We are experiencing a high volume of new user registrations and requests to change user information - June 22, 2023
Elimination of entry restrictions of the Tokyo Main Library - August 1, 2022
Tours of the Tokyo Main Library are once again available on a limited basis - September 3, 2021
Last day of service in 2021 at the Tokyo Main Library to be Saturday, December 25
Library Holidays
Sundays, National holidays, the yearend and New Year's holidays and the third Wednesday of the month (for refiling).
-
November 2025
- Library Holiday
- 2nd, 3rd, 9th, 16th, 19th, 23rd, 24th, 30th
Sun Mon Tue Wed Thu Fri Sat 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 -
December 2025
- Library Holiday
- 7th, 14th, 17th, 21st, 26th, 27th, 28th, 29th, 30th, 31st
Sun Mon Tue Wed Thu Fri Sat 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
For the yearly schedule of Library closure, please see the Library Calendar.
Library Open Hours
| Opening hours | 9:30-19:00 (17:00 on Saturday) |
|---|---|
| Requests for closed stack materials | 9:30-18:00 (16:00 on Saturday) |
| Same-day Photoduplication Requests (Printouts of electronic resources on the same day) | 10:00-18:00 (16:00 on Saturday) |
| Later date photoduplication requests (sent by mail) | 10:00-18:30 (16:30 on Saturday) |
* Some special materials rooms have different service hours. For more information, please see the guide, "Special Materials Rooms and Reading Rooms".
Address
1-10-1 Nagata-cho, Chiyoda-ku, Tokyo 100-8924 JAPAN
Tel : +81-3-3581-2331
Tel : +81-3-3581-2331